National Instruments 7344 User Manual page 51

© National Instruments Corporation
Inhibit/enable output
Number of outputs .......................... 4 (1 per-axis)
Voltage range .................................. 0 to 5 V
Output low voltage .................. < 0.6 V at 64 mA sink
Output high voltage ................. Open collector with built-in
Polarity............................................ Programmable, active-high or
Control ............................................ MustOn/MustOff or automatic
Analog inputs
Number of inputs ............................ 8, multiplexed
Number for user signals........... 4
Number for calibration ............ 4
Voltage range .................................. ±10 V, ±5 V, 0–10 V, 0–5 V
Input resistance ............................... 10 k
Resolution ....................................... 12 bits
Analog reference output.................. 7.5 V (nominal)
Reference drift ................................ ±30 ppm/°C typ.
INL.................................................. ±1 LSB
DNL ................................................ ±1 LSB
Offset error
Unipolar ................................... ±5 LSB
Bipolar ..................................... ±10 LSB
Gain error
Unipolar ................................... ±10 LSB
Bipolar ..................................... ±10 LSB
Conversion time .............................. 6 µs
Multiplexor scan rate ...................... 50 µs/enabled channel
Analog outputs
Number of outputs .......................... 4
Voltage range .................................. ±10 V
Output current ................................. ±5 mA
Resolution ....................................... 16 bits (0.000305 V/ LSB)
Gain accuracy ................................. ±3%
Drift................................................. 100 ppm/°C typ.
3.3 k pull-up to +5 V
active-low
when axis off
A-5
Appendix A Specifications
min
7344 Hardware User Manual